<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ page import="java.util.*,java.io.*" %>
<%@ page import="java.text.SimpleDateFormat" %>
<%@ page import="org.apache.commons.fileupload.*" %>
<%@ page import="org.apache.commons.fileupload.disk.*" %>
<%@ page import="org.apache.commons.fileupload.servlet.*" %>
<%@ page import="com.alibaba.fastjson.*" %>
<%@ page import="org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper"%>
<%@ page import="com.starbaba.util.QiniuService"%>

<%

/**
 * KindEditor JSP
 * 
 * 本JSP程序是演示程序，建议不要直接在实际项目中使用。
 * 如果您确定直接使用本程序，使用之前请仔细确认相关安全设置。
 * 
 */

//文件保存目录路径
String savePath = pageContext.getServletContext().getRealPath("/") + "uploadSpace/";
//文件保存目录URL
String saveUrl  = request.getContextPath() + "/" + "uploadSpace/";


System.out.println(savePath);
//定义允许上传的文件扩展名
HashMap<String, String> extMap = new HashMap<String, String>();
extMap.put("image", "gif,jpg,jpeg,png,bmp");
extMap.put("flash", "swf,flv");
extMap.put("media", "swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb");
extMap.put("file", "doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");

//最大文件大小
long maxSize = 1000000;

response.setContentType("text/html; charset=UTF-8");

if(!ServletFileUpload.isMultipartContent(request)){
	out.println(getError("请选择文件。"));
	return;
}
//检查目录
File uploadDir = new File(savePath);
if(!uploadDir.isDirectory()){
	out.println(getError("上传目录不存在。"));
	return;
}
//检查目录写权限
if(!uploadDir.canWrite()){
	out.println(getError("上传目录没有写权限。"));
	return;
}

String dirName = request.getParameter("dir");
if (dirName == null) {
	dirName = "image";
}
if(!extMap.containsKey(dirName)){
	out.println(getError("目录名不正确。"));
	return;
}
//创建文件夹
savePath += dirName + "/";
saveUrl += dirName + "/";

File saveDirFile = new File(savePath);
if (!saveDirFile.exists()) {
	saveDirFile.mkdirs();
}
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
String ymd = sdf.format(new Date());
savePath += ymd + "/";
saveUrl += ymd + "/";
File dirFile = new File(savePath);
if (!dirFile.exists()) {
	dirFile.mkdirs();
}

FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");


//Struts2 请求 包装过滤器，此处使用struts2的包装过滤器  
MultiPartRequestWrapper wrapper = (MultiPartRequestWrapper) request;  
//获得上传的文件名  
String fileName = wrapper.getFileNames("imgFile")[0];  
//imgFile
//获得文件过滤器  
File file = wrapper.getFiles("imgFile")[0];  
String url = uploadToQiniu(file);                    
JSONObject obj = new JSONObject();  
obj.put("error", 0);  
obj.put("url", url); 
out.println(obj.toJSONString()); 
System.out.println(url);           
%>
<%!

public static String uploadToQiniu(File srcFile) {
	String iconUrl = null;
	if (srcFile.isDirectory()) {
		return iconUrl;
	} else {
		try {
			iconUrl = QiniuService.uploadImg2Qiniu(srcFile.getAbsolutePath(), "LoanWeeklyAward");
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	return iconUrl;
}

private String getError(String message) {
	JSONObject obj = new JSONObject();
	obj.put("error", 1);
	obj.put("message", message);
	return obj.toJSONString();
}
%>